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linux/net/netfilter
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Pablo Neira Ayuso 9afb4b2734 netfilter: flowtable: fix stuck flows on cleanup due to pending work 
To clear the flow table on flow table free, the following sequence
normally happens in order:

  1) gc_step work is stopped to disable any further stats/del requests.
  2) All flow table entries are set to teardown state.
  3) Run gc_step which will queue HW del work for each flow table entry.
  4) Waiting for the above del work to finish (flush).
  5) Run gc_step again, deleting all entries from the flow table.
  6) Flow table is freed.

But if a flow table entry already has pending HW stats or HW add work
step 3 will not queue HW del work (it will be skipped), step 4 will wait
for the pending add/stats to finish, and step 5 will queue HW del work
which might execute after freeing of the flow table.

To fix the above, this patch flushes the pending work, then it sets the
teardown flag to all flows in the flowtable and it forces a garbage
collector run to queue work to remove the flows from hardware, then it
flushes this new pending work and (finally) it forces another garbage
collector run to remove the entry from the software flowtable.

Stack trace:
[47773.882335] BUG: KASAN: use-after-free in down_read+0x99/0x460
[47773.883634] Write of size 8 at addr ffff888103b45aa8 by task kworker/u20:6/543704
[47773.885634] CPU: 3 PID: 543704 Comm: kworker/u20:6 Not tainted 5.12.0-rc7+ #2
[47773.886745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009)
[47773.888438] Workqueue: nf_ft_offload_del flow_offload_work_handler [nf_flow_table]
[47773.889727] Call Trace:
[47773.890214]  dump_stack+0xbb/0x107
[47773.890818]  print_address_description.constprop.0+0x18/0x140
[47773.892990]  kasan_report.cold+0x7c/0xd8
[47773.894459]  kasan_check_range+0x145/0x1a0
[47773.895174]  down_read+0x99/0x460
[47773.899706]  nf_flow_offload_tuple+0x24f/0x3c0 [nf_flow_table]
[47773.907137]  flow_offload_work_handler+0x72d/0xbe0 [nf_flow_table]
[47773.913372]  process_one_work+0x8ac/0x14e0
[47773.921325]
[47773.921325] Allocated by task 592159:
[47773.922031]  kasan_save_stack+0x1b/0x40
[47773.922730]  __kasan_kmalloc+0x7a/0x90
[47773.923411]  tcf_ct_flow_table_get+0x3cb/0x1230 [act_ct]
[47773.924363]  tcf_ct_init+0x71c/0x1156 [act_ct]
[47773.925207]  tcf_action_init_1+0x45b/0x700
[47773.925987]  tcf_action_init+0x453/0x6b0
[47773.926692]  tcf_exts_validate+0x3d0/0x600
[47773.927419]  fl_change+0x757/0x4a51 [cls_flower]
[47773.928227]  tc_new_tfilter+0x89a/0x2070
[47773.936652]
[47773.936652] Freed by task 543704:
[47773.937303]  kasan_save_stack+0x1b/0x40
[47773.938039]  kasan_set_track+0x1c/0x30
[47773.938731]  kasan_set_free_info+0x20/0x30
[47773.939467]  __kasan_slab_free+0xe7/0x120
[47773.940194]  slab_free_freelist_hook+0x86/0x190
[47773.941038]  kfree+0xce/0x3a0
[47773.941644]  tcf_ct_flow_table_cleanup_work

Original patch description and stack trace by Paul Blakey.

Fixes: c29f74e0df ("netfilter: nf_flow_table: hardware offload support")
Reported-by: Paul Blakey <paulb@nvidia.com>
Tested-by: Paul Blakey <paulb@nvidia.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2022-08-24 07:43:21 +02:00
..
ipset netfilter: ipset: Fix oversized kvmalloc() calls 2021-09-14 00:50:01 +02:00
ipvs netfilter: ipvs: Use the bitmap API to allocate bitmaps 2022-07-21 00:55:39 +02:00
core.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf 2022-03-28 08:57:10 -07:00
Kconfig netfilter: conntrack: NF_CONNTRACK_PROCFS should no longer default to y 2022-08-17 08:46:30 +02:00
Makefile netfilter: nf_flow_table: count pending offload workqueue tasks 2022-07-11 16:25:14 +02:00
nf_conncount.c netfilter: nf_conncount: reduce unnecessary GC 2022-05-16 13:05:40 +02:00
nf_conntrack_acct.c netfilter: conntrack: remove extension register api 2022-02-04 06:30:28 +01:00
nf_conntrack_amanda.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_conntrack_bpf.c net: netfilter: Add kfuncs to set and change CT status 2022-07-21 21:03:16 -07:00
nf_conntrack_broadcast.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
nf_conntrack_core.c Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2022-07-22 16:55:44 -07:00
nf_conntrack_ecache.c netfilter: conntrack: add nf_conntrack_events autodetect mode 2022-05-13 18:56:28 +02:00
nf_conntrack_expect.c netfilter: conntrack: convert to refcount_t api 2022-01-09 23:30:13 +01:00
nf_conntrack_extend.c netfilter: extensions: introduce extension genid count 2022-05-13 18:52:16 +02:00
nf_conntrack_ftp.c netfilter: nf_ct_ftp: prefer skb_linearize 2022-08-11 16:51:01 +02:00
nf_conntrack_h323_asn1.c netfilter: Use fallthrough pseudo-keyword 2020-07-22 01:18:05 +02:00
nf_conntrack_h323_main.c netfilter: nf_ct_h323: cap packet size at 64k 2022-08-11 16:50:49 +02:00
nf_conntrack_h323_types.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 484 2019-06-19 17:09:52 +02:00
nf_conntrack_helper.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
nf_conntrack_irc.c netfilter: nf_ct_irc: cap packet search space to 4k 2022-08-11 16:51:13 +02:00
nf_conntrack_labels.c netfilter: conntrack: remove extension register api 2022-02-04 06:30:28 +01:00
nf_conntrack_netbios_ns.c netfilter: nf_conntrack_netbios_ns: fix helper module alias 2022-01-11 10:41:44 +01:00
nf_conntrack_netlink.c Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2022-07-22 16:55:44 -07:00
nf_conntrack_pptp.c netfilter: nf_conntrack: add missing __rcu annotations 2022-07-11 16:25:15 +02:00
nf_conntrack_proto_dccp.c netfilter: conntrack: pass hook state to log functions 2021-06-18 14:47:43 +02:00
nf_conntrack_proto_generic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
nf_conntrack_proto_gre.c netfilter: conntrack: nf_ct_gre_keymap_flush() removal 2021-07-02 02:07:01 +02:00
nf_conntrack_proto_icmp.c netfilter: conntrack: pass hook state to log functions 2021-06-18 14:47:43 +02:00
nf_conntrack_proto_icmpv6.c netfilter: conntrack: pass hook state to log functions 2021-06-18 14:47:43 +02:00
nf_conntrack_proto_sctp.c netfilter: conntrack: don't refresh sctp entries in closed state 2022-02-04 05:38:15 +01:00
nf_conntrack_proto_tcp.c netfilter: conntrack: work around exceeded receive window 2022-08-23 18:26:48 +02:00
nf_conntrack_proto_udp.c Revert "netfilter: conntrack: mark UDP zero checksum as CHECKSUM_UNNECESSARY" 2022-03-03 13:35:22 +01:00
nf_conntrack_proto.c netfilter: conntrack: add nf_ct_iter_data object for nf_ct_iterate_cleanup*() 2022-05-13 18:56:27 +02:00
nf_conntrack_sane.c netfilter: nf_ct_sane: remove pseudo skb linearization 2022-08-11 16:50:25 +02:00
nf_conntrack_seqadj.c netfilter: conntrack: remove extension register api 2022-02-04 06:30:28 +01:00
nf_conntrack_sip.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
nf_conntrack_snmp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
nf_conntrack_standalone.c netfilter: conntrack: fix crash due to confirmed bit load reordering 2022-07-07 20:55:18 +02:00
nf_conntrack_tftp.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_conntrack_timeout.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
nf_conntrack_timestamp.c netfilter: conntrack: remove extension register api 2022-02-04 06:30:28 +01:00
nf_dup_netdev.c netfilter: nf_dup_netdev: add and use recursion counter 2022-06-21 10:50:41 +02:00
nf_flow_table_core.c netfilter: flowtable: fix stuck flows on cleanup due to pending work 2022-08-24 07:43:21 +02:00
nf_flow_table_inet.c netfilter: flowtable: Fix QinQ and pppoe support for inet table 2022-03-16 11:25:04 +01:00
nf_flow_table_ip.c netfilter: flowtable: move dst_check to packet path 2022-05-18 17:34:26 +02:00
nf_flow_table_offload.c netfilter: flowtable: fix stuck flows on cleanup due to pending work 2022-08-24 07:43:21 +02:00
nf_flow_table_procfs.c netfilter: nf_flow_table: count pending offload workqueue tasks 2022-07-11 16:25:14 +02:00
nf_hooks_lwtunnel.c netfilter: add netfilter hooks to SRv6 data plane 2021-08-30 01:51:36 +02:00
nf_internals.h netfilter: ctnetlink: add kernel side filtering for dump 2020-05-27 22:20:34 +02:00
nf_log_syslog.c netfilter: nf_log: incorrect offset to network header 2022-07-09 09:55:43 +02:00
nf_log.c netfilter: nft_log: perform module load from nf_tables 2021-03-31 22:34:11 +02:00
nf_nat_amanda.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_nat_core.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-03-17 13:56:58 -07:00
nf_nat_ftp.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_nat_helper.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-06-22 08:59:24 -04:00
nf_nat_irc.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_nat_masquerade.c netfilter: conntrack: add nf_ct_iter_data object for nf_ct_iterate_cleanup*() 2022-05-13 18:56:27 +02:00
nf_nat_proto.c netfilter: nat: move nf_xfrm_me_harder to where it is used 2021-04-26 03:20:07 +02:00
nf_nat_redirect.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-06-22 08:59:24 -04:00
nf_nat_sip.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_nat_tftp.c netfilter: nf_conntrack_sip: fix expectation clash 2019-07-16 13:16:59 +02:00
nf_queue.c netfilter: nf_queue: handle socket prefetch 2022-03-01 11:51:15 +01:00
nf_sockopt.c netfilter: switch nf_setsockopt to sockptr_t 2020-07-24 15:41:54 -07:00
nf_synproxy_core.c ip: Fix data-races around sysctl_ip_default_ttl. 2022-07-15 11:49:55 +01:00
nf_tables_api.c netfilter: nf_tables: disallow binding to already bound chain 2022-08-24 07:43:21 +02:00
nf_tables_core.c netfilter: nf_tables: fix crash when nf_trace is enabled 2022-08-05 18:50:14 -07:00
nf_tables_offload.c netfilter: nf_tables: bail out early if hardware offload is not supported 2022-06-06 19:19:15 +02:00
nf_tables_trace.c netfilter: nf_tables: avoid skb access on nf_stolen 2022-06-27 19:22:54 +02:00
nfnetlink_acct.c netfilter: use nfnetlink_unicast() 2021-05-29 01:04:53 +02:00
nfnetlink_cthelper.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
nfnetlink_cttimeout.c netfilter: cttimeout: fix slab-out-of-bounds read typo in cttimeout_net_exit 2022-06-17 23:31:20 +02:00
nfnetlink_hook.c net: Don't include filter.h from net/sock.h 2021-12-29 08:48:14 -08:00
nfnetlink_log.c net: Get rcv tstamp if needed in nfnetlink_{log, queue}.c 2022-03-03 14:38:48 +00:00
nfnetlink_osf.c netfilter: nfnetlink_osf: Fix a missing skb_header_pointer() NULL check 2021-05-05 22:26:09 +02:00
nfnetlink_queue.c netfilter: nf_queue: do not allow packet truncation below transport header offset 2022-07-26 21:12:42 +02:00
nfnetlink.c netfilter: nfnetlink: re-enable conntrack expectation events 2022-08-11 18:09:54 +02:00
nft_bitwise.c netfilter: nf_tables: upfront validation of data via nft_data_init() 2022-08-09 20:13:29 +02:00
nft_byteorder.c netfilter: nf_tables: use the correct get/put helpers 2022-07-11 16:40:46 +02:00
nft_chain_filter.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2021-10-22 11:41:16 +01:00
nft_chain_nat.c netfilter: nf_tables: remove unused arg in nft_set_pktinfo_unspec() 2021-05-29 01:04:54 +02:00
nft_chain_route.c netfilter: nf_tables: remove unused arg in nft_set_pktinfo_unspec() 2021-05-29 01:04:54 +02:00
nft_cmp.c netfilter: nf_tables: upfront validation of data via nft_data_init() 2022-08-09 20:13:29 +02:00
nft_compat.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_connlimit.c netfilter: nf_tables: memcg accounting for dynamically allocated objects 2022-04-05 11:55:46 +02:00
nft_counter.c netfilter: nf_tables: memcg accounting for dynamically allocated objects 2022-04-05 11:55:46 +02:00
nft_ct.c netfilter: nf_tables: use correct integer types 2022-07-11 16:40:46 +02:00
nft_dup_netdev.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_dynset.c netfilter: nf_tables: validate variable length element extension 2022-08-09 19:38:16 +02:00
nft_exthdr.c netfilter: nf_tables: use correct integer types 2022-07-11 16:40:46 +02:00
nft_fib_inet.c netfilter: nft_fib: add reduce support 2022-03-20 00:29:47 +01:00
nft_fib_netdev.c netfilter: nft_fib: add reduce support 2022-03-20 00:29:47 +01:00
nft_fib.c netfilter: nft_fib: reverse path filter for policy-based routing on iif 2022-04-11 12:10:09 +02:00
nft_flow_offload.c netfilter: flowtable: fix nft_flow_route source address for nat case 2022-05-31 23:32:53 +02:00
nft_fwd_netdev.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_hash.c netfilter: nft_hash: track register operations 2022-03-20 00:29:47 +01:00
nft_immediate.c netfilter: nf_tables: upfront validation of data via nft_data_init() 2022-08-09 20:13:29 +02:00
nft_last.c netfilter: nf_tables: memcg accounting for dynamically allocated objects 2022-04-05 11:55:46 +02:00
nft_limit.c netfilter: nft_limit: Clone packet limits' cost value 2022-05-26 22:50:34 +02:00
nft_log.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_lookup.c netfilter: nft_lookup: only cancel tracking for clobbered dregs 2022-03-20 00:29:46 +01:00
nft_masq.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_meta.c netfilter: use get_random_u32 instead of prandom 2022-06-08 12:30:59 +02:00
nft_nat.c netfilter: nat: really support inet nat without l3 address 2022-06-01 15:53:39 +02:00
nft_numgen.c netfilter: use get_random_u32 instead of prandom 2022-06-08 12:30:59 +02:00
nft_objref.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_osf.c netfilter: nft_osf: restrict osf to ipv4, ipv6 and inet families 2022-08-24 07:43:21 +02:00
nft_payload.c netfilter: nft_payload: do not truncate csum_offset and csum_type 2022-08-24 07:43:21 +02:00
nft_queue.c netfilter: nft_queue: only allow supported familes and hooks 2022-07-26 21:12:42 +02:00
nft_quota.c netfilter: nf_tables: memcg accounting for dynamically allocated objects 2022-04-05 11:55:46 +02:00
nft_range.c netfilter: nf_tables: upfront validation of data via nft_data_init() 2022-08-09 20:13:29 +02:00
nft_redir.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_reject_inet.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_reject_netdev.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_reject.c netfilter: nft_reject: unify reject init and dump into nft_reject 2020-10-31 10:40:42 +01:00
nft_rt.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_set_bitmap.c netfilter: nft_set_bitmap: Fix spelling mistake 2022-07-11 16:40:37 +02:00
nft_set_hash.c netfilter: nft_dynset: restore set element counter when failing to update 2022-06-27 19:03:37 +02:00
nft_set_pipapo_avx2.c netfilter: nft_set_pipapo_avx2: remove redundant pointer lt 2021-12-24 16:58:17 +01:00
nft_set_pipapo_avx2.h netfilter: nf_tables: prefer direct calls for set lookups 2021-05-29 01:04:27 +02:00
nft_set_pipapo.c netfilter: nft_set_pipapo: release elements in clone from abort path 2022-07-02 21:04:19 +02:00
nft_set_pipapo.h netfilter: nf_tables: prefer direct calls for set lookups 2021-05-29 01:04:27 +02:00
nft_set_rbtree.c netfilter: nft_set_rbtree: overlap detection with element re-addition after deletion 2022-04-22 15:49:15 +02:00
nft_socket.c netfilter: nf_tables: use the correct get/put helpers 2022-07-11 16:40:46 +02:00
nft_synproxy.c netfilter: nf_tables: do not reduce read-only expressions 2022-03-20 00:29:46 +01:00
nft_tproxy.c netfilter: nft_tproxy: restrict to prerouting hook 2022-08-23 21:24:34 +02:00
nft_tunnel.c netfilter: nft_tunnel: restrict it to netdev family 2022-08-24 07:43:21 +02:00
nft_xfrm.c netfilter: nf_tables: use the correct get/put helpers 2022-07-11 16:40:46 +02:00
utils.c netfilter: use actual socket sk rather than skb sk when routing harder 2020-10-30 12:57:39 +01:00
x_tables.c proc: remove PDE_DATA() completely 2022-01-22 08:33:37 +02:00
xt_addrtype.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_AUDIT.c netfilter: fix clang-12 fmt string warnings 2021-06-01 23:53:51 +02:00
xt_bpf.c bpf: Refactor BPF_PROG_RUN into a function 2021-08-17 00:45:07 +02:00
xt_cgroup.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_CHECKSUM.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_CLASSIFY.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_cluster.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_comment.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
xt_connbytes.c
xt_connlabel.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_connlimit.c netfilter: x_tables: use correct integer types 2022-07-11 16:40:45 +02:00
xt_connmark.c netfilter: Replace HTTP links with HTTPS ones 2020-07-29 20:09:18 +02:00
xt_CONNSECMARK.c netfilter: Replace HTTP links with HTTPS ones 2020-07-29 20:09:18 +02:00
xt_conntrack.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_cpu.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_CT.c netfilter: nf_conntrack: use rcu accessors where needed 2022-07-11 16:25:15 +02:00
xt_dccp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_devgroup.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_dscp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_DSCP.c netfilter: x_tables: use correct integer types 2022-07-11 16:40:45 +02:00
xt_ecn.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_esp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_hashlimit.c proc: remove PDE_DATA() completely 2022-01-22 08:33:37 +02:00
xt_helper.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_hl.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_HL.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-06-22 08:59:24 -04:00
xt_HMARK.c netfilter: xt_HMARK: Use ip_is_fragment() helper 2020-08-28 19:55:51 +02:00
xt_IDLETIMER.c netfilter: xt_IDLETIMER: replace snprintf in show functions with sysfs_emit 2021-11-08 12:14:05 +01:00
xt_ipcomp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
xt_iprange.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2019-06-25 01:32:59 +02:00
xt_ipvs.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
xt_l2tp.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_LED.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 164 2019-05-30 11:26:38 -07:00
xt_length.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_limit.c netfilter: x_tables: improve limit_mt scalability 2021-05-29 01:04:52 +02:00
xt_LOG.c netfilter: log: work around missing softdep backend module 2021-09-21 03:46:56 +02:00
xt_mac.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_mark.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_MASQUERADE.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_multiport.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_nat.c netfilter: Add MODULE_DESCRIPTION entries to kernel modules 2020-06-25 00:50:31 +02:00
xt_NETMAP.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_nfacct.c netfilter: Remove unnecessary conversion to bool 2020-12-01 09:45:29 +01:00
xt_NFLOG.c netfilter: log: work around missing softdep backend module 2021-09-21 03:46:56 +02:00
xt_NFQUEUE.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_osf.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 2019-05-21 11:28:45 +02:00
xt_owner.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2019-06-25 01:32:59 +02:00
xt_physdev.c netfilter: inline xt_hashlimit, ebt_802_3 and xt_physdev headers 2019-09-13 12:32:48 +02:00
xt_pkttype.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_policy.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_quota.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
xt_rateest.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_RATEEST.c net: sched: Merge Qdisc::bstats and Qdisc::cpu_bstats data types 2021-10-18 12:54:41 +01:00
xt_realm.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_recent.c proc: remove PDE_DATA() completely 2022-01-22 08:33:37 +02:00
xt_REDIRECT.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_repldata.h
xt_sctp.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
xt_SECMARK.c netfilter: xt_SECMARK: add new revision to fix structure layout 2021-05-03 23:02:44 +02:00
xt_set.c netfilter: inline four headers files into another one. 2019-08-13 12:14:26 +02:00
xt_socket.c netfilter: xt_socket: missing ifdef CONFIG_IP6_NF_IPTABLES dependency 2022-02-13 23:55:48 +01:00
xt_state.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_statistic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_string.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_tcpmss.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
xt_TCPMSS.c netfilter: x_tables: use correct integer types 2022-07-11 16:40:45 +02:00
xt_TCPOPTSTRIP.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-06-22 08:59:24 -04:00
xt_tcpudp.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
xt_TEE.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 3 2019-05-21 11:28:40 +02:00
xt_time.c netfilter: Replace HTTP links with HTTPS ones 2020-07-29 20:09:18 +02:00
xt_TPROXY.c netfilter: xt_TPROXY: remove pr_debug invocations 2022-07-21 00:56:00 +02:00
xt_TRACE.c netfilter: nf_log: add module softdeps 2021-03-31 22:34:10 +02:00
xt_u32.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00